EP 1408419 A3 20050824 - Digital signal processor system
Title (en)
Digital signal processor system
Title (de)
Digitales Signalprozessorsystem
Title (fr)
Système de processeur de signaux numériques
Publication
Application
Priority
JP 2002286839 A 20020930
Abstract (en)
[origin: EP1408419A2] A digital signal processor system, for example, an FIR filter, enabling a reduction of the memory capacity of a ROM storing various programs, provided with an input digital signal processor arranged at an input side, an output digital signal processor arranged at an output side, and an intermediate digital signal processor interposed between the input digital signal processor and output digital signal processor connected in cascade, the digital signal processors storing inherent programs P1, P2, and P3 and an identical common program Pc shared by these digital signal processors. <IMAGE>
IPC 1-7
IPC 8 full level
H04R 3/00 (2006.01); G06F 9/445 (2006.01); G06F 15/78 (2006.01); G11B 20/10 (2006.01)
CPC (source: EP KR US)
G06F 9/445 (2013.01 - EP US); G06F 15/8053 (2013.01 - EP US); G11B 20/10 (2013.01 - KR)
Citation (search report)
- [X] JP H0437212 A 19920207 - VICTOR COMPANY OF JAPAN
- [X] EP 0344326 A1 19891206 - VICTOR COMPANY OF JAPAN [JP]
- [A] US 5764986 A 19980609 - MOLHO JACQUES [FR]
- [A] US 2002118202 A1 20020829 - BALDWIN DAVID ROBERT [GB]
- [X] PATENT ABSTRACTS OF JAPAN vol. 016, no. 279 (E - 1220) 22 June 1992 (1992-06-22)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1408419 A2 20040414; EP 1408419 A3 20050824; CN 1278487 C 20061004; CN 1489287 A 20040414; JP 2004128650 A 20040422; JP 4222808 B2 20090212; KR 100583655 B1 20060526; KR 20040028496 A 20040403; US 2004064197 A1 20040401
DOCDB simple family (application)
EP 03255024 A 20030813; CN 03156342 A 20030904; JP 2002286839 A 20020930; KR 20030059217 A 20030826; US 63938303 A 20030812